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 * Licensed to Elasticsearch B.V. under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch B.V. licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *	http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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package org.logstash.config.ir.expression.binary;

import org.logstash.config.ir.InvalidIRException;
import org.logstash.common.SourceWithMetadata;
import org.logstash.config.ir.expression.BinaryBooleanExpression;
import org.logstash.config.ir.expression.Expression;
import org.logstash.config.ir.expression.RegexValueExpression;

public class RegexEq extends BinaryBooleanExpression {
    public RegexEq(SourceWithMetadata meta, Expression left, Expression right) throws InvalidIRException {
        super(meta, left, right);

        if (!(right instanceof RegexValueExpression)) {
            throw new InvalidIRException("You must use a regexp operator with a regexp rval!" + right);
        }
    }

    @Override
    public String rubyOperator() {
        return "=~";
    }
}
